As a trusted manufacturer of 800 amp switchgear in New Hampshire, we design power distribution systems that emphasize safety, efficiency, and dependability. Each unit is built to UL 891 and NEC standards, ensuring contractors, utilities, and industrial facilities receive reliable, compliant equipment.
As a trusted manufacturer of 800 amp switchgear in New Hampshire, we design power distribution systems that emphasize safety, efficiency, and dependability.
With reliable performance and precision engineering, we ensure your electrical systems are supported with the exact power capacity you need. We offer complete switchgear solutions — 600A, 800A, 1200A, 1600A, 2000A, 2500A, 3000A, and 4000A.
Our 800 amp switchgear supports New Hampshire’s commercial, industrial, and energy sectors. Each system is engineered to UL 891 and NEC standards, with precision fabrication, compact layouts, and dependable performance for critical applications.
Each 800 amp switchgear system is built to match your project requirements, from breaker layout and voltage rating to busbar material and enclosure type. Our engineering team ensures every unit is optimized for footprint, functionality, and compliance with UL and NEC standards.
Built for reliability and safety
We use premium components and proven fabrication methods to maximize system uptime. Clear labeling, safe access points, and durable construction ensure smooth operation while meeting California’s electrical codes and national compliance standards.
Precision fit and efficient Installation
Our detailed CAD modeling and precision fabrication ensure each unit arrives installation-ready with minimal adjustments in the field. With strict quality control throughout the process, we streamline delivery from initial design through final commissioning.
Created with operators and maintenance professionals across New Hampshire, our switchgear systems provide practical features that enhance reliability and simplify ongoing service.
Made to your exact specifications for fit and function.
Space-efficient designs to fit tight electrical rooms.
Accessible layouts reduce service time and operating costs.
Meets UL 891, NEC, and CSA requirements.
We don’t just assemble components — we engineer every system from the ground up for performance, safety, and longevity. With full in-house manufacturing, we control every stage of production, ensuring you get precisely the gear you ordered, on time, and built for decades of service.
Exceptional attention to detail
“Working with DEI Power has been a game-changer for our operations. Their custom panelboards are expertly built, and the in-house bus bar manufacturing…”
Sept. 2024
Quality manufacturing
“We’ve worked with a few manufacturers before, but no one does bus bars like DEI Power. The bends were precise, the plating was clean…”
Nov. 2024
Top-tier service
“Pierre really took the time to understand what we needed and made sure every detail was right…”
Jan. 2025
Exceptional attention to detail
“DEI Power delivered exactly what we needed. The custom switchboard was designed to our specifications, and the build quality exceeded expectations.”
Aug. 2025
Every project in New Hampshire is tailored to your facility’s electrical needs, from breaker setup to busbar configuration. In-house CNC machining, laser cutting, and copper bus fabrication guarantee accuracy, compliance, and consistent performance.
With nationwide delivery and responsive support, clients across New Hampshire rely on us as a preferred 800 amp switchgear manufacturer. Whether upgrading existing facilities or constructing new systems, you receive UL-compliant, precision-built equipment — delivered on time and built to perform for years.
Emergency and overnight shipping
When time is critical, we deliver. Our emergency and overnight freight services get your equipment where it’s needed—fast. We handle every detail, from rapid dispatch to delivery, with speed, precision, and reliability you can count on.
North America, Mexico & Canada
Whether you’re looking for backup power systems, industrial energy storage, or sustainable energy consulting, we’re ready to support your project needs. Be as specific as possible so we can connect you with the right expert.
+1 (866) 773-8050
1745 S. Bon View Ave Ontario CA 91761
sales@deipower.com
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What Is a Custom Panelboard—and Do You Need One?
5 Signs Your Facility Needs a Panelboard Upgrade
Office Location
1745 S. Bon View Ave
Ontario CA 91761
Contact Info
Phone: +1 (866) 645-1281
Email: sales@deipower.com
What Is a Custom Panelboard—and Do You Need One?
5 Signs Your Facility Needs a Panelboard Upgrade
What Is a Custom Panelboard—and Do You Need One?
5 Signs Your Facility Needs a Panelboard Upgrade